body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f8f9fa;
}

.navbar-brand img {
    margin-right: 10px;
}

.card {
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    border: none;
}

.card:hover {
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    transition: box-shadow 0.3s ease;
}

.nav-tabs .nav-link {
    color: #495057;
}

.nav-tabs .nav-link.active {
    color: #0d6efd;
    font-weight: bold;
}

footer {
    margin-top: 50px;
}

.admin-tabs {
    background: white;
    padding: 20px;
    border-radius: 8px;
}